Coffee grinder



FIG. 1 is a perspective view of the coffee grinder according to the present design.

FIG. 2 is a side view of the coffee grinder shown in FIG. 1.

FIG. 3 is a top view of the coffee grinder shown in FIG. 1; and,

FIG. 4 a bottom view of the coffee grinder shown in FIG. 1. 

CLAIM The ornamental design for a coffee grinder, as shown and described. 